By Ariel Marcy, 25 September 2024
Why do apple slices go brown? In this experiment, test out the anti-browning abilities of common liquids. And discover the surprising biology of browning!
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By Ariel Marcy, 6 September 2023
This quiz is tied up with a rainbow! Can you earn that pot of gold? Or have you bitten off more than you can hue?
By David Shaw, 3 February 2022
By Louise Molloy They’re very rare. They’re very fragile. They’re the amazing, fossil bearing rocks found at McGrath’s Flat in central NSW.
By Mike, 3 October 2013
Welcome to Double Helix magazine’s Q&A section – Microscope. We take a close look at small questions full of big ideas. Q: What makes some plants have purple leaves? The Helix reader, Sudashree from South Australia
